VBIL short interest
Vanguard Institutional Index F · Unclassified (ETFs, funds, other) · settlement date 2026-09-30
| Shares short | 312,035 |
|---|---|
| Change vs prior report | -1,324,389 (-80.9%) |
| Change over six months | -57.7% |
| Days to cover | 1.00 (sector: 0.98) |
| Average daily volume | 3,806,289 |
| Rank in Unclassified (ETFs, funds, other) | not ranked (OTC, fund or thinly traded) |
VBIL short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 312,035 | -80.9% | 1.00 | 3,806,289 |
| 2026-09-15 | 1,636,424 | +117.2% | 1.00 | 3,230,926 |
| 2026-08-31 | 753,254 | +13.5% | 1.00 | 2,501,356 |
| 2026-08-14 | 663,705 | +67.2% | 1.00 | 2,793,742 |
| 2026-07-31 | 396,887 | -75.3% | 1.00 | 2,186,889 |
| 2026-07-15 | 1,610,232 | +84.0% | 1.00 | 2,365,606 |
| 2026-06-30 | 874,971 | +5.0% | 1.00 | 2,456,094 |
| 2026-06-15 | 833,357 | -54.0% | 1.00 | 2,676,591 |
| 2026-05-29 | 1,811,608 | +33.7% | 1.00 | 2,888,263 |
| 2026-05-15 | 1,355,084 | +613.0% | 1.00 | 2,641,330 |
| 2026-04-30 | 190,059 | -69.9% | 1.00 | 1,990,184 |
| 2026-04-15 | 630,956 | -14.4% | 1.00 | 3,499,633 |
| 2026-03-31 | 737,540 | -12.3% | 1.00 | 3,234,024 |
| 2026-03-13 | 841,112 | +74.6% | 1.00 | 2,274,820 |
| 2026-02-27 | 481,792 | -13.7% | 1.00 | 1,752,673 |
| 2026-02-13 | 558,060 | +200.7% | 1.00 | 1,778,357 |
| 2026-01-30 | 185,612 | -67.7% | 1.00 | 2,012,297 |
| 2026-01-15 | 574,280 | +12.0% | 1.00 | 1,798,341 |
| 2025-12-31 | 512,780 | +185.9% | 1.00 | 1,515,438 |
| 2025-12-15 | 179,324 | -71.3% | 1.00 | 1,572,348 |
| 2025-11-28 | 625,890 | +30.4% | 1.00 | 1,622,809 |
| 2025-11-14 | 479,902 | -18.2% | 1.00 | 1,815,610 |
| 2025-10-31 | 586,487 | +356.2% | 1.00 | 1,297,338 |
| 2025-10-15 | 128,565 | -77.4% | 1.00 | 1,688,978 |
| 2025-09-30 | 569,973 | +64.9% | 1.00 | 1,295,556 |
import finzdata as yf
yf.Ticker("VBIL").short_interest # every report since 2017
yf.Client().short_interest(["VBIL"], start="2018-01-01")Unclassified (ETFs, funds, other) short interest · VBIL price history · Who owns VBIL · All short interest